A different test for H. pylori such as the breath test may need to be done as follow up to determine whether the infection is a current one. A negative test result means that it is unlikely that the individual has an H. pylori infection and their signs and symptoms may be due to another cause.
The urea breath test usually takes about 1.5 hours. If the results are positive, this means that H.pylori is present in the patient's stomach. The degree of infection is measured after calculating the measurements between the pre and post urea testing.
After the test, you can return to your usual activities. Results. Lab technicians use a special machine to analyze your breath samples. Finding higher levels of carbon in the samples from after you swallowed the capsule or drink shows that H. pylori bacteria are present in your stomach.
Children were considered H. pylori positive when culture was positive or both urease test and histology were positive and negative when the three test results were negative. The UBT was performed after a fasting period of 6 hours. After the collection of an initial breath sample...